Mahir, whose father was assassinated in the city of Denizli by Kürşat Kilimci, returns twenty years later as a police inspector, determined to avenge his father's death. On his first day back, he has a fateful encounter with a mesmerizing girl named Canfeza, the daughter of Kürşat, and instantly falls in love. As Mahir searches for this mysterious woman, he also keeps a close watch on Kürşat, waiting for him to slip up. Mahir realizes his chance will come at the wedding of Kürşat's daughter. But what he doesn't know is that this event will change his life forever, marking the beginning of a night filled with unexpected twists.
Cezayir Türk, a secret service assassin who served for his country, gets revenge of his brother who is sabotaged. He starts a new life by showing that he died for the sake of the state and the safety of his family. As a result of an injury that takes place on one of his operations abroad, he meets Firuze, one of the doctors without borders. Even though he misses his wife and kids, from the bottom of his heart he knows that going back to them is nearly impossible, yet this word is not in his vocabulary. He falls in love with Firuze to start their family, in the meantime, he gets exposed and had to go back to Istanbul. Neither his secondary family knows, nor did the original family who wept and prayed at his graveyard follow up the recent events happening to him. Istanbul, on the other hand, is not the same as where he left. He will do his best fighting the foreign forces, while it will also require his energy to be divided between two women who are in love with him.
The period after the Sultan Mehmed II (the Conqueror) conquered Constantinople, moving towards Europe in the fifteenth century , and Sultan Mehmed's determination to spread Islam in Europe by the superb morals of Muslims then.